Biology:Waipatia

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Short description: Extinct genus of mammals

Waipatia
Temporal range: Late Oligocene
Megalampris and Waipatia.jpg
The fish Megalampris (above) and W. maerewhenua (below)
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Artiodactyla
Infraorder: Cetacea
Family: Waipatiidae
Genus: Waipatia
Fordyce, 1994
Species
  • W. maerewhenua Fordyce, 1994[1]
  • W. hectori (Benham, 1935)
Synonyms

Waipatia is an extinct genus of dolphin from the late Oligocene (Chattian) of New Zealand.

Taxonomy

The type species, Waipatia maerewhenua is known from a single skull found near 45° South in Otago.[2] The second species, W. hectori, was originally named Microcetus hectori in 1935, but later recognized as distinct from Microcetus.[3][4] "Uncamentodon" was informally coined for M. hectori in a table by Rothausen in a 1970 paper, but the lack of a diagnosis or description made it a nomen nudum. Finally in 2015, M. hectori was recognized as a second species of Waipatia based on preparation of additional material included in the holotype.[5]

References

  1. Fordyce, R. E. (1994). "Waipatia maerewhenua, new genus and new species (Waipatiidae, new family), an archaic Late Oligocene dolphin (Cetacea: Odontoceti: Platanistoidea) from New Zealand". in A. Berta & T. Deméré. Contributions in marine mammal paleontology honoring Frank C. Whitmore, Jr. (Proceedings of the San Diego Museum of Natural History, 29). pp. 147–176. https://www.otago.ac.nz/geology/research/paleontology/otago065922.pdf. 
  2. Fordyce, R. Ewan. "Waipatia maerewhenua — a small archaic dolphin from the Oligocene of New Zealand". University of Otago. https://www.otago.ac.nz/geology/research/paleontology/waipatia-maerewhenua.html. 
  3. Benham,W. B. (1935). "The teeth of an extinct whale, Microcetus hectori n. sp." Transactions of the Royal Society of New Zealand, 65:239-243.
  4. Rothausen, K. (1961). "Ueber Microcetus, einen kleinen Squalodontiden aus dem Oberoligozaen". Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen 112(1):106-116.
  5. Tanaka, Y. and R. E. Fordyce (2015). "Historically significant late Oligocene dolphin Microcetus hectori Benham 1935: a new species of Waipatia (Platanistoidea)". Journal of the Royal Society of New Zealand.

Further reading

  • Berta, Annalisa; James L. Sumich, and Kit M. Kovacs. Marine Mammals: Evolutionary Biology
  • Ellis, Richard. Aquagenesis: The Origin and Evolution of Life in the Sea
  • Hoelzel, A. Rus. Marine Mammal Biology: An Evolutionary Approach
  • Rich, Pat Vickers; Thomas Hewitt Rich, Francesco Coffa, and Steven Morton. Wildlife of Gondwana: Dinosaurs and Other Vertebrates from the Ancient Supercontinent (Life of the Past)

Wikidata ☰ Q7960276 entry